lean_workbook_plus_4593
DisprovedProve that .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_4593 : ∀ a b c : ℝ, (2 / 3) * (a + b + c) ^ 2 ≥ a + b + c + a * b + b * c + c * a := by sorry
Source
Prove that .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_4593 : ∀ a b c : ℝ, (2 / 3) * (a + b + c) ^ 2 ≥ a + b + c + a * b + b * c + c * a := by sorry